There's a strong case to be made for investing in quality audio gear at any period in your adult life. For college students in particular, though, a good set of speakers can be icebreakers as much as gateways into audiophilia. As such, we've included three options in our back-to-school buyer's guide, along with a turntable and amplifier, should you be more creatively inclined. Content to just listen to music and podcasts on the way to class? We have a few headphones you should check out, too.